<?php
namespace App\Services\Product;
use App\Contracts\Product\ProductItemsContracts;

class ProductShowService implements ProductItemsContracts
{

    public function productShow($productId)
    {
        
    }

    public function favor($product_id,$user){

    }

    /**
     * @param ProductSku $productSku
     * @return mixed
     * 查询商品sku以及组合sku对应的属性
     */
    public function sku($productSku){

    }

    /**
     * @param Attribute $attribute
     * @return mixed
     * 查询商品的属性以及属性值
     */
    public function attribute($attribute){

    }

}